The equivocation is that it was financed from profits made from the manufacture of, among other chemical products such as artificial rubber, leather, silk and precious stone, chemical explosives which were invented and manufactured by Alfred Nobel, a Swedish chemist and industrialist.

One of these, and the best known, is equivocation, which is non-formal but has a massive influence on the validity of arguments -- an argument can only be valid on the presupposition that it does not equivocate.